Powered 18” direct-radiating subwoofer
The KS118 is a very high output active subwoofer producing impressive low frequencies for mobile entertainers, AV production and clubs/venues applications.

Out of stock

  • Very high output with impressive low frequency performance
  • 3600 Watt Class D amplifier module
  • 18 inch (460 mm) long excursion direct radiating driver
  • Omni-directional or cardioid radiation modes (cardioid setup requires min. 2 units)
  • Selectable DEEP™ mode for extremely low frequency extension
  • Adjustable crossover and delay
  • Scenes for commonly-used applications that can be saved/recalled
  • Refined, professional and elegant appearance in any application
  • Rugged painted wood enclosure for lasting durability
  • Vertical or horizontal deployment (M20 threaded pole receiver for vertical setup)
  • Four low-noise, heavy-duty casters
  • Optional transport cover, KS-LOC security cover and 35 mm loudspeaker pole accessories available
  • 6-Year Warranty with product registration
  • The KS118 is a very high output active subwoofer producing impressive low frequencies for mobile entertainment, AV production, clubs and performance venues. Featuring an 18-inch direct radiating driver powered by a 3600 Watt Class D amplifier, the KS118 delivers high sound pressure levels with dynamic and musical sound reproduction of very low frequencies.
  • On-board DSP optimizes and protects system performance as well as offers advanced capabilities such as the ability to array two units in a cardioid arrangement. Highly transportable, the rugged enclosure features comfortable handles and four low noise casters. An M20 threaded pole receptacle accepts a 35 mm pole for easy vertical deployment with full-range loudspeakers.
    ConfigurationDirect Radiating
    LF Transducer460 mm (18 in), Cone
    Frequency Response (-6 dB)41 Hz - 98 Hz
    Frequency Range (-10 dB)35 Hz - 111 Hz
    Nominal Coverage AngleOmni-directional or cardioid radiation modes (cardioid setup requires min. 2 units)
    Maximum Rated SPL1136 dB @ 1 m (peak)
    AmplifierClass D
    3600W (peak)
    CoolingLow-noise, variable speed fan
    ControlsPower On/Off
    Gain Control
    Rotary encoder
    2 × selection buttons
    Indicators2 × Power LED (front and rear)
    Input Signal LED
    Limiter active LED
    Connectors2 × locking XLR/F ¼ inch combo
    2 × XLR/M (Loop-thru Output)
    1 × locking IEC power connector
    AC Power InputUniversal power supply 100 – 240 VAC, 50 – 60 Hz
    AC Power Consumption (⅛ power)100 VAC, 3.6 A / 120 VAC, 3.0 A / 240 VAC, 1.7 A
    Enclosure Details
    Enclosure18 mm birch plywood
    ColorBlack (RAL 9011)
    Grille16-gauge Black Powder Coated Steel
    Speaker Dimensions (H×W×D)640 × 520 × 785 mm
    25.2 × 20.5 × 30.9 in
    Carton Dimensions (H×W×D)572 × 743 × 896 mm
    22.5 × 29.3 × 35.3 in
    Net Weight47 kg / 104 lb (including casters)
    Shipping Weight56.5 kg / 124.6 lb
    RegulatoryCE, WEEE, UL, China RoHS, RoHS II, FCC Class B
    Included Accessories4 × Low-Noise, Heavy Duty Casters
    Optional AccessoriesKS118 CVR Transport Cover, KS-LOC Lock-Out Cover
    SP-26 and SP-36 Loudspeaker Poles, SP-16X Extension Pole


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